[ female announcer ] new neutrogena® naturals acne cream cleanser with acne-fighting medicine from the wintergreen leaf. this effective cleanser cleans into pores. treats and helps prevent future breakouts. without dyes, parabens, or harsh sulfates. for clear healthy skin. naturally clear skin has never felt so beautiful. [ female announcer ] new acne cream cleanser. only from neutrogena® naturals. >>> valerie harper was one of the breakout stars of "the mary tyler moore show" she just revealed that she has terminal brain cancer. she now plans to reunite with castmates from another sitcom. >> reporter: it's been 36 years since we've seen them together on tv. fans of the show "mary tyler moore" got good news this week. there will finally be a reunion. mary tyler moore, betty white, and of course valerie harper. >> it will be wonderful. >> all are set to get together for a special episode of "hot in cleveland." >> waking up next to you. >> a show betty white stars in and one gloria has been a frequent guest. it's an especially big deal because it could be the last acting appearance for